Enough is a practical explanation of the Planetary Health Diet''s research, allowing everyone to understand the science and to adopt its recommendations in our daily livesThe PHD specifies the food groups we should be eating. But what does a diet composed of, for example, 30% carbohydrates really look like? Which carbs, exactly? The diet is largely plant-based but does encompass meat and fish - but how many servings? It also explains what the nine ''planetary boundaries'' are, that our food production systems must not exceed - from the quantities of nitrogen and phosphorus in the ecosystem to freshwater use.